feat: update kfp driver to version 2.4.0

driver/rockcraft.yaml

@@ -1,8 +1,8 @@
-# Based on: https://github.com/kubeflow/pipelines/blob/2.2.0/backend/Dockerfile.driver
+# Based on: https://github.com/kubeflow/pipelines/blob/2.4.0/backend/Dockerfile.driver
 name: kfp-driver
 summary: Kubeflow Pipelines Driver
 description: This image is used as part of the Charmed Kubeflow product
-version: 2.2.0
+version: 2.4.0
 license: Apache-2.0
 base: [email protected]
 run-user: _daemon_
@@ -14,7 +14,6 @@ services:
     override: merge
     summary: "kfp driver service"
     startup: enabled
-    user: appuser
     command: "/bin/driver"
 
 parts:
@@ -31,13 +30,14 @@ parts:
     source-type: git    
     source: https://github.com/kubeflow/pipelines.git
     source-depth: 1
-    source-tag: 2.2.0   
+    source-tag: 2.4.0   
     build-snaps:
-      - go/1.21/stable
+      - go/1.22/stable
     build-packages:
       - apt
       - bash
     build-environment:
+      - GCFLAGS: ""
       - CGO_ENABLED: 0
       - GOOS: linux
       - GOARCH: amd64
@@ -49,24 +49,11 @@ parts:
       mkdir -p $CRAFT_PART_INSTALL/bin
       mkdir -p $CRAFT_PART_INSTALL/third_party
 
-      go build -tags netgo -ldflags '-extldflags "-static"' -o $CRAFT_PART_INSTALL/bin/driver $CRAFT_PART_BUILD/backend/src/v2/cmd/driver/*.go
+      go build -tags netgo -gcflags="${GCFLAGS}" -ldflags '-extldflags "-static"' -o $CRAFT_PART_INSTALL/bin/driver $CRAFT_PART_BUILD/backend/src/v2/cmd/driver/*.go
 
       ./hack/install-go-licenses.sh
 
       $GOBIN/go-licenses check $CRAFT_PART_BUILD/backend/src/v2/cmd/driver
       $GOBIN/go-licenses csv $CRAFT_PART_BUILD/backend/src/v2/cmd/driver > $CRAFT_PART_INSTALL/third_party/licenses.csv && \
       diff $CRAFT_PART_INSTALL/third_party/licenses.csv $CRAFT_PART_BUILD/backend/third_party_licenses/driver.csv && \
       $GOBIN/go-licenses save $CRAFT_PART_BUILD/backend/src/v2/cmd/driver --save_path $CRAFT_PART_INSTALL/third_party/NOTICES
-
-  # not-root user for this rock should be 'appuser'  
-  non-root-user:
-    plugin: nil
-    after: [ driver ]
-    overlay-script: |
-      # Create a user in the $CRAFT_OVERLAY chroot
-      groupadd -R $CRAFT_OVERLAY -g 1001 appuser
-      useradd -R $CRAFT_OVERLAY -M -r -u 1001 -g appuser appuser
-    override-prime: |
-      craftctl default
-      chown -R 584792:users bin
-